During the 1960s, David Chalmers was Fulbright Professor at the Universities of Sri Lanka, Tokyo, and the Philippines and lectured in Vietnam and Korea. He went to jail in St. Augustine with Martin Luther King, Jr., wrote a history of the Ku Klux Klan entitled Hooded Americanism, and worked for President Johnson's U.S. National Commission on the Causes and Prevention of Violence. He is Distinguished Service Professor of History, Emeritus, at the University of Florida.